Unit 5 Review

Which of the following is an economic service of forests?

Trees resulting from secondary succession are

The US General Mining Law of 1872 has caused the following except:

Which of the following is a strategic metal resource?

The burning of forests releases _____ into the atmosphere.

Which of the following is an example of a metallic mineral?

DDT was a very effective pesticide; however it remained in the environment for years.  This is called?

Which of the following have resulted from overuse of fuelwood?

Genetic engineering

A rock that contains a large enough concentration of a particular mineral to make it profitable for mining is called

Which crops provide almost half of the world's food calories?

Which of the following is a cause of tropical forest destruction?

Large areas of clear-cutting result in which of the following?

Which is false about subsidies for mining companies?

Which is not caused by smelting?

Which of these is not true about conventional chemical pesticides 

Which method of tree harvesting is associated with greatly increased water runoff and loss of soil nutrients and topsoil

If a mineral reserve's depletion time is short, what is least likely?

Which of the following is a reason people are living with chronic hunger and poor nutrition?

When the government gives farmers or other business owners tax breaks and other supports to help keep them in business

What is wakame?

Pesticides

Which of the following is a nonrenewable resource?

Which of the following is one of the  five nations that supply most of the world’s non renewable mineral resources?

This type of mining is used mostly to mine coal on hilly or mountainous terrain. 

What is one of the required steps in a green revolution?

Recirculating aquaculture systems (RAS) are:

Which of the following practices is consistent with organic crop production according to the US Dept of Agriculture?

What are some problems of aquaculture?

An example of smelting is

What is a sustainable city?

Deforestation of rainforests is most likely to result in which of the following?

What is not an example of a sustainable city?

Having daily access to enough nutritious food to live an active and healthy live is called:

Animal feedlots

Soil and rock that is removed during surface mining is called what?

What kind of mining uses cyanide?

Which is a hazard of subsurface mining?

This type of fire usually burns only undergrowth and leaf litter, and can actually be beneficial to an ecosystem.

The collapse of land above an underground mine is called:

What kind of mining is done where terrain is flat?

What is a greenbelt?

Which one of these was not a factor that promoted urban sprawl?